org.apache.tamaya.optional

Enum EvaluationPolicy

java.lang.Object

java.lang.Enum<EvaluationPolicy>

org.apache.tamaya.optional.EvaluationPolicy

All Implemented Interfaces:

Serializable, Comparable<EvaluationPolicy>

public enum EvaluationPolicy
extends Enum<EvaluationPolicy>

Evaluation policy that determines if local configuration or Tamaya configuration values override.

Enum Constant Summary

Enum Constants

Enum Constant and Description
OTHER_OVERRIDES_TAMAYA Values from value provider always override values from Tamaya (if available).
TAMAYA_OVERRIDES_OTHER Values from Tamaya (if available) always override values from the default provider.
THROWS_EXCEPTION No overrides are allowed.

Method Summary

Methods

Modifier and Type	Method and Description
static EvaluationPolicy	valueOf(String name) Returns the enum constant of this type with the specified name.
static EvaluationPolicy[]	values() Returns an array containing the constants of this enum type, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Detail

TAMAYA_OVERRIDES_OTHER

public static final EvaluationPolicy TAMAYA_OVERRIDES_OTHER

Values from Tamaya (if available) always override values from the default provider.

OTHER_OVERRIDES_TAMAYA

public static final EvaluationPolicy OTHER_OVERRIDES_TAMAYA

Values from value provider always override values from Tamaya (if available).

THROWS_EXCEPTION

public static final EvaluationPolicy THROWS_EXCEPTION

No overrides are allowed. If both the value provider and Tamaya return values not equal a RuntimeException is thrown.

Method Detail

values

public static EvaluationPolicy[] values()

Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:

for (EvaluationPolicy c : EvaluationPolicy.values())
    System.out.println(c);

Returns:

an array containing the constants of this enum type, in the order they are declared

valueOf

public static EvaluationPolicy valueOf(String name)

Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum type has no constant with the specified name

NullPointerException - if the argument is null